tinba | 607850fde67ff3b2d51021cc13c53487bd23f4b73f7e89f2dac836bbb75f7725

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
04-02-2025 16:24

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General

Target

607850fde67ff3b2d51021cc13c53487bd23f4b73f7e89f2dac836bbb75f7725.exe
Size

110KB
MD5

e68ab64cd4669f37134356d09729dc1d
SHA1

13e317a85f3980fd50c37aa1d751c6e795ee26c9
SHA256

607850fde67ff3b2d51021cc13c53487bd23f4b73f7e89f2dac836bbb75f7725
SHA512

c50d4ff32b4d1890a2245459bb542dbe4960931980ca6648002c8bb7d42ae501d3f8bd81be67a42c12f3fc6384900428e114e8103cb2019bfb1bd4919ddcc1fe
SSDEEP

1536:oiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Ew:oiyvRmDLs/ZrwWJjAqGcRJ2hw

Score

10^/10

tinba banker discovery persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba
Tinba family
tinba

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\A3D8509D = "C:\\Users\\Admin\\AppData\\Roaming\\A3D8509D\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/3040-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	607850fde67ff3b2d51021cc13c53487bd23f4b73f7e89f2dac836bbb75f7725.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe
2448	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2448	winver.exe
1240	Explorer.EXE
1240	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1240	Explorer.EXE
1240	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2448	3040	607850fde67ff3b2d51021cc13c53487bd23f4b73f7e89f2dac836bbb75f7725.exe	31
PID 3040 wrote to memory of 2448	3040	607850fde67ff3b2d51021cc13c53487bd23f4b73f7e89f2dac836bbb75f7725.exe	31
PID 3040 wrote to memory of 2448	3040	607850fde67ff3b2d51021cc13c53487bd23f4b73f7e89f2dac836bbb75f7725.exe	31
PID 3040 wrote to memory of 2448	3040	607850fde67ff3b2d51021cc13c53487bd23f4b73f7e89f2dac836bbb75f7725.exe	31
PID 3040 wrote to memory of 2448	3040	607850fde67ff3b2d51021cc13c53487bd23f4b73f7e89f2dac836bbb75f7725.exe	31
PID 2448 wrote to memory of 1240	2448	winver.exe	21
PID 2448 wrote to memory of 1104	2448	winver.exe	19
PID 2448 wrote to memory of 1204	2448	winver.exe	20
PID 2448 wrote to memory of 1240	2448	winver.exe	21
PID 2448 wrote to memory of 1364	2448	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1204

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1240
- C:\Users\Admin\AppData\Local\Temp\607850fde67ff3b2d51021cc13c53487bd23f4b73f7e89f2dac836bbb75f7725.exe
  "C:\Users\Admin\AppData\Local\Temp\607850fde67ff3b2d51021cc13c53487bd23f4b73f7e89f2dac836bbb75f7725.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3040
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2448

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1104-25-0x0000000001C60000-0x0000000001C66000-memory.dmp

Filesize
24KB

Download
memory/1104-26-0x0000000077631000-0x0000000077632000-memory.dmp

Filesize
4KB

Download
memory/1204-27-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1204-20-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1240-3-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1240-10-0x0000000077631000-0x0000000077632000-memory.dmp

Filesize
4KB

Download
memory/1240-30-0x0000000002240000-0x0000000002246000-memory.dmp

Filesize
24KB

Download
memory/1240-2-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1240-4-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1240-22-0x0000000002240000-0x0000000002246000-memory.dmp

Filesize
24KB

Download
memory/1364-29-0x0000000077631000-0x0000000077632000-memory.dmp

Filesize
4KB

Download
memory/1364-24-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1364-28-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/2448-11-0x00000000775E0000-0x0000000077789000-memory.dmp

Filesize
1.7MB

Download
memory/2448-6-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2448-7-0x00000000777E0000-0x00000000777E1000-memory.dmp

Filesize
4KB

Download
memory/2448-8-0x00000000777DF000-0x00000000777E0000-memory.dmp

Filesize
4KB

Download
memory/2448-9-0x00000000777DF000-0x00000000777E1000-memory.dmp

Filesize
8KB

Download
memory/2448-31-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2448-36-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/3040-14-0x0000000001C00000-0x0000000002600000-memory.dmp

Filesize
10.0MB

Download
memory/3040-13-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3040-5-0x0000000001C00000-0x0000000002600000-memory.dmp

Filesize
10.0MB

Download
memory/3040-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3040-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download